Find the Value of the Determinant $$\left| \begin{array} { r r } - 1 & 1 \\2 & 3\end{array} \right|$$

Find the value of the determinant.
- $$\left| \begin{array} { r r } - 1 & 1 \\2 & 3\end{array} \right|$$

A) -1
B) -7
C) -5
D) 5